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Mirrors > Home > MPE Home > Th. List > elmapfn | Structured version Visualization version GIF version |
Description: A mapping is a function with the appropriate domain. (Contributed by AV, 6-Apr-2019.) |
Ref | Expression |
---|---|
elmapfn | ⊢ (𝐴 ∈ (𝐵 ↑𝑚 𝐶) → 𝐴 Fn 𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elmapi 7765 | . 2 ⊢ (𝐴 ∈ (𝐵 ↑𝑚 𝐶) → 𝐴:𝐶⟶𝐵) | |
2 | ffn 5958 | . 2 ⊢ (𝐴:𝐶⟶𝐵 → 𝐴 Fn 𝐶) | |
3 | 1, 2 | syl 17 | 1 ⊢ (𝐴 ∈ (𝐵 ↑𝑚 𝐶) → 𝐴 Fn 𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 1977 Fn wfn 5799 ⟶wf 5800 (class class class)co 6549 ↑𝑚 cmap 7744 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-ral 2901 df-rex 2902 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-op 4132 df-uni 4373 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-id 4953 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-fv 5812 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-1st 7059 df-2nd 7060 df-map 7746 |
This theorem is referenced by: mapxpen 8011 fsuppmapnn0fiublem 12651 fsuppmapnn0fiub 12652 fsuppmapnn0fiubOLD 12653 fsuppmapnn0fiub0 12655 suppssfz 12656 fsuppmapnn0ub 12657 frlmbas 19918 frlmsslsp 19954 eqmat 20049 matplusgcell 20058 matsubgcell 20059 matvscacell 20061 cramerlem1 20312 tmdgsum 21709 matmpt2 29197 1smat1 29198 unccur 32562 matunitlindflem1 32575 matunitlindflem2 32576 poimirlem4 32583 poimirlem5 32584 poimirlem6 32585 poimirlem7 32586 poimirlem10 32589 poimirlem11 32590 poimirlem12 32591 poimirlem16 32595 poimirlem19 32598 poimirlem29 32608 poimirlem30 32609 poimirlem31 32610 broucube 32613 rfovcnvf1od 37318 dssmapnvod 37334 dssmapntrcls 37446 k0004lem3 37467 unirnmap 38395 unirnmapsn 38401 ssmapsn 38403 dvnprodlem1 38836 dvnprodlem3 38838 rrxsnicc 39196 ioorrnopnlem 39200 ovnsubaddlem1 39460 hoiqssbllem1 39512 iccpartrn 39968 iccpartf 39969 iccpartnel 39976 mndpsuppss 41946 mndpfsupp 41951 dflinc2 41993 lincsum 42012 lincresunit2 42061 |
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